aged appearance background grains old patterns rough texture textures timber wood bark dead drift wood dry grain nature pattern shapes tree trunk weathered board crack cracked lumber plank split wooden abstract angles cracking cracks damage damaged decay deteriorating Dirt disused dry-wood grained gray grey lined lines maintenance planks rustic saw-burn-marks saw-burning splitting surface surfaces surfacing textured upkeep wood-grains worn artisan at work boat Boatbuilding by hand Caulking experience fishing boat knowledege manual construction manual tools Shipwright Watertight wood texture wooden boat woodwork work black brown door nails old wood structur structure textur veining veins corroded corrosion hinge old rusted hinge peeling paint rust rusted rusty